* {
  box-sizing: border-box;
}
html {
  background: #333;
}
.box {
  display: flex;
  width: 150px;
  height: 150px;
  padding: 10px;
  border-radius: 5px;
  background: #fff;
  .item {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #000;
  }
  &.box1 {
    justify-content: flex-end;
    align-items: center;
  }
}
